Air Dispersion Modeling Training

Trinity Consultants teaches training courses on air dispersion modeling theory and practical application to EHS professionals worldwide.


Accidental Release Modeling Workshop – International

This 2-day course focuses on the fundamentals of accidental release modeling and provides hands-on instruction with BREEZE Incident Analyst. The course is designed for those who need to conduct accidental release modeling assessments, sharpen their existing modeling skills, or better understand results prepared by others. Attendees will gain an in-depth understanding of common source term calculation methods and impact analysis models in order to evaluate potential hazards (including toxics, fires, and explosions) due to accidental release of chemicals under various situations. The technical methods and models to be discussed and used during the course are recognized globally and used routinely to fulfill a variety of regulatory requirements (e.g., risk management planning, emergency response and management, and process safety management). Upon completion of the course, attendees will:

  • Understand and know how to utilize basic technical approaches for accidental release modeling analyses
  • Learn about common source term calculation methods
  • Grasp the use of BREEZE Incident Analyst to conduct accidental release modeling analyses
  • Gain practice using BREEZE Incident Analyst's post-processing, 3D Analyst, to analyze modeling results
  • Receive a 10% discount on your next BREEZE Software product purchase made within 90 days of attending the training course.

    Type Date Location
    Classroom Jun 22 - 23, 2020 - 8:00 AM - 5:00 PM Singapore, Singapore
    Classroom Sep 14 - 15, 2020 - 8:00 AM - 5:00 PM Milan, Italy
    Classroom Nov 09 - 10, 2020 - 8:00 AM - 5:00 PM Bogota, Colombia
    Classroom Dec 03 - 04, 2020 - 8:00 AM - 5:00 PM London, United Kingdom


    Accidental Release Modeling Workshop with BREEZE Incident Analyst

    This 2-day course will provide participants with an in-depth understanding of common source term calculation methods and impact analysis models in order to evaluate potential hazards (including toxics, fires, and explosions) due to accidental release of chemicals under various situations. The technical methods and models to be discussed and used during the course are recognized globally and used routinely in the United States to fulfill a variety of regulatory requirements (e.g.,risk management planning, emergency response and management, and process safety management). The course will also include hands-on modeling exercises using BREEZE Incident Analyst. Upon completion of the course, attendees will:

    • Understand and know how to utilize basic technical approaches for accidental release modeling analyses
    • Learn about common source term calculation methods
    • Grasp the use of BREEZE Incident Analyst to conduct accidental release modeling analyses
    • Gain practice using BREEZE Incident Analyst's post-processing, 3D Analyst, to analyze modeling results

    Receive a 10% discount on your next BREEZE Software product purchase made within 90 days of attending the training course.

    Type Date Location
    Classroom Dec 15 - 16, 2020 - 8:00 AM - 5:00 PM Dallas, TX


    AERMOD Modeling Computer Lab

    Trinity Consultants offers this 2 day course to provide hands-on instruction on the use of AERMOD, the U.S. EPA's preferred computer model recommended for estimation of ambient impacts of air pollutants emitted from industrial sources. This course reviews the scientific theory behind these dispersion models with an emphasis on formulating and conducting an air quality analysis from start to finish utilizing the refined model options of AERMOD, its meteorological processor AERMET, and terrain processor AERMAP. During the course, students will use BREEZE modeling software to analyze case studies and gain practical experience in processing meteorological and geophysical data and source inputs to the models, running and analyzing model output, and post-processing results to visualize and document predicted impacts. Course completion will enable attendees to:

    • Understand the basics of the AERMOD model, input data, and model options
    • Carry out a typical AERMOD modeling analysis
    • Produce and correctly interpret tables, plots, and other output from AERMOD

    Receive a 10% discount on your next BREEZE Software product purchase made within 90 days of attending the training course.

    Type Date Location
    Classroom Oct 22 - 23, 2020 - 8:00 AM - 5:00 PM Houston, TX


    AERMOD Modeling Computer Lab - Online

    This 2-day course is an online version of the in-person AERMOD Lab that is provided each year in various locations around the US. Our instructor will provide hands-on instruction online using GoToWebinar on the use of AERMOD, the U.S. EPA's preferred computer model recommended for estimation of ambient impacts of air pollutants emitted from industrial sources. This course reviews the scientific theory behind these dispersion models with an emphasis on formulating and conducting an air quality analysis from start to finish utilizing the refined model options of AERMOD, its meteorological processor AERMET, and terrain processor AERMAP. During the course, students will use BREEZE modeling software to analyze case studies and gain practical experience in processing meteorological and geophysical data and source inputs to the models, running and analyzing model output, and post-processing results to visualize and document predicted impacts. Course completion will enable attendees to:

  • Understand the basics of the AERMOD model, input data, and model options
  • Carry out a typical AERMOD modeling analysis
  • Produce and correctly interpret tables, plots, and other output from AERMOD
  • Note: The course fee is per attendee.  Recording the training course is strictly prohibited.

    Receive a 10% discount on your next BREEZE Software product purchase made within 90 days of attending the training course.

    Type Date Location
    Webinar Apr 16 - 17, 2020 - 8:00 AM - 5:00 PM EST/EDT Online
    Webinar Oct 08 - 09, 2020 - 8:00 AM - 5:00 PM AEST/AEDT Online
    Webinar Nov 19 - 20, 2020 - 8:00 AM - 5:00 PM CST/CDT Online


    Dispersion Modeling for Managers

    This 1-day course provides environmental managers, plant managers, and others with air quality responsibilities with a broad understanding of air dispersion modeling as a tool for compliance studies or permitting submittals. The course covers the fundamental modeling concepts as well as regulatory requirements for state and federal permitting. Screening and refined modeling tools are introduced. The courses combines short lecture and interactive classroom example problem sets for maximum comprehension.

    This course includes hands-on exercises requiring the use of a computer. Attendees should bring a laptop or notify the instructor if they are unable to do so.

    Topics include:
    • Regulatory requirements for air dispersion modeling (NAAQS, PSD increments, significant air impacts, Class I analysis)
    • New short-term SO2 and NO2 NAAQS
    • PM2.5 issues and possible solutions
    • U.S. EPA’s ongoing efforts to update models
    • Modeling best practices and common pitfalls

    Type Date Location
    Webinar Apr 23, 2020 - 8:00 AM - 1:00 PM CST/CDT Online
    Classroom Sep 16, 2020 - 8:00 AM - 5:00 PM Phoenix, AZ


    Fundamentals of Air Dispersion Modeling

    This intensive 2-day course is designed for entry level engineers, dispersion modelers, and meteorologists or others wanting to deepen their understanding of air dispersion modeling principles. Concise lectures supplemented by multi-media example problem sets, a short hands-on introduction to computer-based modeling software, and group discussions are used to maximize comprehension. Students learn how models incorporate the effects of transport and dispersion, atmospheric turbulence, stack characterization, building downwash, and terrain impacts with emphasis on U.S. EPA models such as AERMOD, AERSCREEN, and a brief introduction to CALPUFF, CAMx, and CMAQ. Participants learn about:

    • Modeling theory, U.S. EPA models, and model selection
    • Role and sources of meteorology
    • Model use and interpretation within regulatory and non-regulatory contexts of application

    Type Date Location
    Classroom Oct 20 - 21, 2020 - 8:00 AM - 5:00 PM Houston, TX


    Fundamentals of Air Dispersion Modeling – Online

    This intensive 2-day course is an online version of the Fundamentals of Air Dispersion Modeling that is provided each year in various locations around the US. The course is designed for entry level engineers, dispersion modelers, and meteorologists or others wanting to deepen their understanding of air dispersion modeling principles. Concise lectures via GoToWebinar supplemented by multi-media example problem sets, a short hands-on introduction to computer-based modeling software, and group discussions are used to maximize comprehension. Students learn how models incorporate the effects of transport and dispersion, atmospheric turbulence, stack characterization, building downwash, and terrain impacts with emphasis on U.S. EPA models such as AERMOD, AERSCREEN, and a brief introduction to CALPUFF, CAMx, and CMAQ. Participants learn about:

  • Modeling theory, U.S. EPA models, and model selection
  • Role and sources of meteorology
  • Model use and interpretation within regulatory and non-regulatory contexts of application
  • Note: The course fee is per attendee. Recording the training course is strictly prohibited.

    Type Date Location
    Webinar Apr 14 - 15, 2020 - 8:00 AM - 5:00 PM EST/EDT Online


    Introductory Explosion Modeling Workshop with BREEZE ExDAM Webinar

    Trinity Consultants offers this 1-day introductory web-based training to provide hands-on instruction on the use of BREEZE ExDAM, the sophisticated 3D explosion consequence modeling suite that allows users to predict injury and damage resulting from the detonation of high explosive and vapor cloud explosions. This course briefly reviews the history and scientific theory behind the ExDAM model with an emphasis on formulating and conducting an explosion modeling analysis from start to finish utilizing the refined tools and options in BREEZE ExDAM. During the course, students will use BREEZE ExDAM to analyze case studies and gain practical experience in setting up an explosion modeling scenario, running and analyzing the model output, and post-processing results to visualize predicted impacts. Course completion will enable attendees to:

  • Understand the basics of high explosive and vapor cloud explosion modeling
  • Understand the scientific theory behind BREEZE ExDAM
  • Produce and correctly interpret explosion modeling results from BREEZE ExDAM
  • Receive a 10% discount on your next BREEZE Software product purchase made within 90 days of attending the training course.

    Type Date Location
    Webinar Apr 29, 2020 - 8:00 AM - 5:00 PM CST/CDT Online


    Practical Air Dispersion Modeling Workshop

    This 3-day course is designed for environmental professionals with little dispersion modeling experience who wish to use the AERMOD model or to better understand AERMOD results prepared by others. It is similar to the two-day AERMOD Modeling Computer Lab course, with additional focus on developing a strong understanding of model fundamentals. Course topics include Gaussian model behavior, source characterization, building and terrain data, and results interpretation. The course includes hands-on modeling exercises using BREEZE modeling software and interactive lecture sessions. Course completion will enable attendees to:

    • Develop a strong understanding of the AERMOD model, its input data, and model options
    • Carry out a typical AERMOD modeling analysis
    • Produce and correctly interpret tables, plots, and other output from AERMOD

    Receive a 10% discount on your next BREEZE Software product purchase made within 90 days of attending the training course.

    Type Date Location
    Classroom Jun 03 - 05, 2020 - 8:00 AM - 5:00 PM Seattle, WA